Researcher Profile and Settings

Researcher

• Name

  Suzuki Masako

Profile and Settings

• Name

  Suzuki-Sakamaki, Masako

Affiliation

• Gunma University, Graduate School of Science and Technology, Associate professor

Education

• Apr. 2005, Mar. 2007, Chiba University, Graduate School of Natural Science
• Apr. 2007, Sep. 2009, Chiba University, Graduate School of Advanced Integration Science
• Apr. 2001, Mar. 2005, Chiba University, Faculty of Science

Degree

• Doctor(Science)

Association Memberships

• THE JAPAN SOCIETY OF APPLIED PHYSICS
• THE PHYSICAL SOCIETY OF JAPAN
• THE JAPANESE SOCIETY FOR SYNCHROTRON RADIATION RESEARCH

Research Experience

• Oct. 2009, Aug. 2014, High Energy Research Organization, Institute of Materials Structure Science, Assistant Professor
• Sep. 2014, Sep. 2018, High Energy Research Organization, Institute of Materials Structure Science, Assistant Professor
• Oct. 2018, 9999, Gunma University, Graduate School of Science and Technology, Associate Professor

Research Activities

Research Areas

• Nanotechnology/Materials, Thin-film surfaces and interfaces
• Natural sciences, Semiconductors, optical and atomic physics

Research Interests

• Magnetic thin films
• XAFS
• XMCD

Published Papers

• Three-dimensional chemical-state imaging with reflection-mode soft x-ray absorption spectroscopy, M. Suzuki-Sakamaki, K. Amemiya, 01 Dec. 2021, Review of Scientific Instruments, 92, 12, 123702-1, 123702-5, Scientific journal

  DOI
• Development of fluorescence-yield wavelength-dispersive x-ray absorption spectroscopy in the soft x-ray region for time-resolved experiments, K. Amemiya, K. Sakata and M. Suzuki-Sakamaki, Sep. 2020, Review of Scientific Instruments, 91, 093104-1, 093104-5

  DOI
• Bond-length mapping without two-dimensional scanning by means of photoemission electron microscopy-extended X-ray absorption fine structure measurement, Masako Suzuki-Sakamaki and Kenta Amemiya, Nov. 2020, Japanese Journal of Applied Physics, 59, 105504-1, 105504-6

  DOI
• In-situ XMCD evaluation of ferromagnetic state at FeRh thin film surface induced by 1 keV Ar ion beam irradiation and annealing, T. Matsui,K. Aikoh,M. Sakamaki,K. Amemiya,A. Iwase, Dec. 2015, NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS, 365, 187, 190, Scientific journal

  DOI
• Magnetic modification at sub-surface of FeRh bulk by energetic ion beam irradiation, T. Koide,H. Uno,H. Sakane,M. Sakamaki,K. Amemiya,A. Iwase,T. Matsui, May 2015, JOURNAL OF APPLIED PHYSICS, 117, 17, 17E503-1, 17E503-3, Scientific journal

  DOI
• Surface antiferromagnetic coupling of Fe/Cu(001) induced by NO adsorpion studied by means of depth-resolved XMCD method, Hitoshi Abe,Masako Sakamaki,Kenta Amemiya, 2009, 14TH INTERNATIONAL CONFERENCE ON X-RAY ABSORPTION FINE STRUCTURE (XAFS14), PROCEEDINGS, 190, International conference proceedings

  DOI
• Correlation of magnetism and structure for ultra thin Au/Co/Au films: evidence for magnetoelastic effects, M. Sakamaki,T. Konishi,T. Fujikawa,A. Persson,C. Andersson,O. Karis,D. Arvanitis,H. Rossner,E. Holub-Krappe, 2009, 14TH INTERNATIONAL CONFERENCE ON X-RAY ABSORPTION FINE STRUCTURE (XAFS14), PROCEEDINGS, 190, International conference proceedings

  DOI
• Depth profiling of magnetic and atomic structures of ultrathin films by depth-resolved XMCD and XAFS techniques with a sub-nm depth resolution, K. Amemiya,J. Miyawaki,H. Abe,E. O. Sako,M. Sakamaki, 2009, 14TH INTERNATIONAL CONFERENCE ON X-RAY ABSORPTION FINE STRUCTURE (XAFS14), PROCEEDINGS, 190, International conference proceedings

  DOI
• Depth-Resolved XMCD Study of Ultrathin Mo/Co/Au Films, M. Sakamaki,H. Abe,R. Sumii,K. Amemiya,T. Konishi,T. Fujikawa,L. T. Baczewski,A. Wawro,A. Petroutchik,Z. Kurant,A. Maziewski, Jan. 2009, ACTA PHYSICA POLONICA A, 115, 1, 309, 311, Scientific journal
• Ar+ ion milling-induced suppression of surface oxidation in Fe70Co30 thin films, Masako Sakamaki,Kenta Amemiya,Akira Nambu,Kazuhiro Ueda,Jun-ichiro Shimizu,Katsuro Watanabe, Dec. 2013, MATERIALS CHEMISTRY AND PHYSICS, 143, 1, 281, 285, Scientific journal

  DOI
• Proximity effects and exchange bias in Co/MnF2(111) heterostructures studied by x-ray magnetic circular dichroism, S. M. Suturin,V. V. Fedorov,A. G. Banshchikov,D. A. Baranov,K. V. Koshmak,P. Torelli,J. Fujii,G. Panaccione,K. Amemiya,M. Sakamaki,T. Nakamura,M. Tabuchi,L. Pasquali,N. S. Sokolov, Jan. 2013, JOURNAL OF PHYSICS-CONDENSED MATTER, 25, 4, Scientific journal

  DOI
• Fast polarization switching in the soft X-ray region at PF BL-16A, K. Amemiya,M. Sakamaki,T. Koide,K. Ito,K. Tsuchiya,K. Harada,T. Aoto,T. Shioya,T. Obina,S. Yamamoto,Y. Kobayashi, 2013, 11TH INTERNATIONAL CONFERENCE ON SYNCHROTRON RADIATION INSTRUMENTATION (SRI 2012), 425, International conference proceedings

  DOI
• Operation of a fast polarization-switching source at the Photon Factory, Kimichika Tsuchiya,Tatsuro Shioya,Tomohiro Aoto,Kentaro Harada,Takashi Obina,Masako Sakamaki,Kenta Amemiya, 2013, 11TH INTERNATIONAL CONFERENCE ON SYNCHROTRON RADIATION INSTRUMENTATION (SRI 2012), 425, International conference proceedings

  DOI
• Observation of intermolecular N-I interaction during the growth of a 4-cyano-4 '-iodobiphenyl molecular crystal on GeS(001), Ryouhei Sumii,Masako Sakamaki,Yoshihiro Matsumoto,Kenta Amemiya,Kaname Kanai,Kazuhiko Seki, Jul. 2010, SURFACE SCIENCE, 604, 13-14, 1100, 1104, Scientific journal

  DOI
• A new half-metallic ferromagnet K2Cr8O16 predicted by an ab-initio electronic structure calculation, M. Sakamaki,T. Konishi,T. Shirakawa,Y. Ohta, 2010, INTERNATIONAL CONFERENCE ON MAGNETISM (ICM 2009), 200, International conference proceedings

  DOI
• Molecular orientation change during adsorption of NO and N2O on Ir(111) observed by real-time wavelength-dispersive x-ray absorption spectroscopy with polarization switching, Kenta Amemiya,Masako Sakamaki,Shuichi Nakamoto,Masaaki Yoshida,Kazuma Suzuki,Hiroshi Kondoh,Tsuneharu Koide,Kenji Ito,Kimichika Tsuchiya,Kentaro Harada,Hiroyuki Sasaki,Tomohiro Aoto,Tatsuro Shioya,Takashi Obina,Shigeru Yamamoto,Yukinori Kobayashi, Oct. 2012, APPLIED PHYSICS LETTERS, 101, 16, 161601-161601-4, Scientific journal

  DOI
• Anomalous electronic states of hollandite-type transition-metal oxides, Y. Ohta,T. Toriyama,M. Sakamaki,T. Konishi, 2012, 26TH INTERNATIONAL CONFERENCE ON LOW TEMPERATURE PHYSICS (LT26), PTS 1-5, 400, International conference proceedings

  DOI
• Depth-resolved X-ray magnetic circular dichroism measurement by a multi-anode microchannel plate detector combined with polarization switching, K. Amemiya,M. Sakamaki,S. Kishimoto,T. Kosuge,K. Nigorikawa,M. Tanaka,T. Uchida,M. Saito,M. Ikeno,K. Nakayoshi, 2016, 16TH INTERNATIONAL CONFERENCE ON X-RAY ABSORPTION FINE STRUCTURE (XAFS16), 712, 012033-1, 012033-4, International conference proceedings

  DOI
• Formation of Co nanodisc with enhanced perpendicular magnetic anisotropy driven by Ga+ ion irradiation on Pt/Co/Pt films, M. Sakamaki,K. Amemiya,I. Sveklo,P. Mazalski,M. O. Liedke,J. Fassbender,Z. Kurant,A. Wawro,A. Maziewski, Nov. 2016, PHYSICAL REVIEW B, 94, 17, 174422-1, 174422-8, Scientific journal

  DOI
• Sub-nm resolution depth profiling of the magnetic structure of thin films by the depth-resolved x-ray magnetic circular dichroism technique, K. Amemiya,M. Sakamaki, Feb. 2011, JOURNAL OF PHYSICS D-APPLIED PHYSICS, 44, 6, Scientific journal

  DOI
• Element Specific Magnetic Anisotropy Energy of Alternately Layered FeNi Thin Films, Masako Sakamaki,Kenta Amemiya, Jul. 2011, APPLIED PHYSICS EXPRESS, 4, 7, 073002.1-073002.3, Scientific journal

  DOI
• NiO-like single layer formed on a Ni/Cu(001) thin film revealed by the depth-resolved x-ray absorption spectroscopy, Kenta Amemiya,Masako Sakamaki, Jan. 2011, APPLIED PHYSICS LETTERS, 98, 1, 012501, Scientific journal

  DOI
• Real-time observation of CO oxidation reaction on Ir(111) surface at 33 ms resolution by means of wavelength-dispersive near-edge x-ray absorption fine structure spectroscopy, Kenta Amemiya,Yuka Kousa,Shuichi Nakamoto,Taiga Harada,Shogo Kozai,Masaaki Yoshida,Hitoshi Abe,Ryohei Sumii,Masako Sakamaki,Hiroshi Kondoh, Aug. 2011, APPLIED PHYSICS LETTERS, 99, 7, 074104, Scientific journal

  DOI
• Magnetic and Film Structures of NO, CO Adsorbed Fe/Cu(001), H. Abe,K. Amemiya,M. Sakamaki,Y. Kousa,S. Kouzai,H. Kondoh, 2010, Hyomen Kagaku (Journal of The Surface Science Society of Japan), 31, 7, 337, 342

  DOI
• Twisted magnetic structure in ferromagnetic ultrathin Ni films induced by magnetic anisotropy interaction with antiferromagnetic FeMn, Kenta Amemiya,Masako Sakamaki,Mari Mizusawa,Masayasu Takeda, Feb. 2014, PHYSICAL REVIEW B, 89, 5, 054404.1-054404.6, Scientific journal

  DOI
• Change in magnetic and structural properties of FeRh thin films by gold cluster ion beam irradiation with the energy of 1.67 MeV/atom, T. Koide,Y. Saitoh,M. Sakamaki,K. Amemiya,A. Iwase,T. Matsui, May 2014, JOURNAL OF APPLIED PHYSICS, 115, 17, 17B722-17B722-3, Scientific journal

  DOI
• Structures of Fe Magnetic Ultrathin Films on Cu(001) Before and After CO Adsorption Revealed by EXAFS, Hitoshi Abe,Masako Sakamaki,Kenta Amemiya, Aug. 2014, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 83, 8, 084603.1-084603.4, Scientific journal

  DOI
• Enhancement of perpendicular magnetic anisotropy by compressive strain in alternately layered FeNi thin films, M. Sakamaki,K. Amemiya, Apr. 2014, JOURNAL OF PHYSICS-CONDENSED MATTER, 26, 16, Scientific journal

  DOI
• Demonstration of One-shot Spatially-resolved X-ray Absorption Spectroscopy Using Wavelength-dispersed Soft X-rays, Kenta Amemiya,Masako Sakamaki, Jan. 2017, CHEMISTRY LETTERS, 46, 1, 71, 73, Scientific journal

  DOI
• Magnetic anisotropy of L1(0)-ordered FePt thin films studied by Fe and Pt L-2;3-edges x-ray magnetic circular dichroism, K. Ikeda,T. Seki,G. Shibata,T. Kadono,K. Ishigami,Y. Takahashi,M. Horio,S. Sakamoto,Y. Nonaka,M. Sakamaki,K. Amemiya,N. Kawamura,M. Suzuki,K. Takanashi,A. Fujimori, Oct. 2017, APPLIED PHYSICS LETTERS, 111, 14, 142402-1, 142402-5, Scientific journal

  DOI
• Effects of cobalt substitution in L1(0) -(Fe,Co)Pt thin films, Shoya Sakamoto,Kumar Srinivasan,Rui Zhang,Oleg Krupin,Keisuke Ikeda,Goro Shibata,Yosuke Nonaka,Zhendong Chi,Masako Sakamaki,Kenta Amemiya,Atsushi Fujimori,Antony Ajan, Oct. 2017, PHYSICAL REVIEW B, 96, 14, 144437-1, 144437-5, Scientific journal

  DOI
• Nanometer-resolution depth-resolved measurement of florescence-yield soft x-ray absorption spectroscopy for FeCo thin film, M. Sakamaki,K. Amemiya, Aug. 2017, REVIEW OF SCIENTIFIC INSTRUMENTS, 88, 8, 083901-1, 083901-4, Scientific journal

  DOI
• Experimental evidence of orbital ferrimagnetism in CoMnO3(0001) epitaxial thin film, Hiroki Koizumi,Sonia Sharmin,Kenta Amemiya,Masako Suzuki-Sakamaki,Jun-ichiro Inoue,Hideto Yanagihara, Jan. 2019, Physical Review Materials, 3, 024404-1, 024404-6, Scientific journal

  DOI
• Attempt to generate x-ray beam carrying orbital angular momentum in photon factory, Hironori Nakao,Yuichi Yamasaki,Masaichiro Mizumaki,Chihiro Tabata,Masako Sakamaki,Kenta Amemiya, Jan. 2019, AIP Conference Proceedings, 2054, 060035-1, 060035-6, International conference proceedings

  DOI
• Development of sub-nanometer resolution depth-resolved XAFS/XMCD in the soft X-ray region towards operando measurements, Kenta Amemiya,Masako Sakamaki, Jan. 2019, AIP Conference Proceedings, 2045, 040001-1, 040001-6, International conference proceedings

  DOI
• X-ray absorption fine structure spectroscopy study of arsenate adsorption on schwertmannite, Masako Sakamaki,Hirokazu Takahashi,Takehisa Konishi,Atsuyuki Inoue,Takashi Fujikawa, 26 Mar. 2007, AIP Conference Proceedings, 882, 271, 273

  DOI
• CO adsorption effects on the magnetism and surface structure of Fe/Cu(001), Hitoshi Abe,Kenta Amemiya,Kenta Amemiya,Jun Miyawaki,Erika O. Sako,Masako Sakamaki,Daiju Matsumura,Takumi Ohtsuki,Enju Sakai,Toshiaki Ohta, 13 Nov. 2008, e-Journal of Surface Science and Nanotechnology, 6, 233, 236

  DOI
• Erratum: K2Cr8O16 predicted as a half-metallic ferromagnet: Scenario for a metal-insulator transition (Physical Review B - Condensed Matter and Materials Physics (2009) 80 (024416)), M. Sakamaki,T. Konishi,Y. Ohta, 03 Sep. 2010, Physical Review B - Condensed Matter and Materials Physics, 82

  DOI
• Effect of surface roughness on magnetism of ultrathin Co films, M. Sakamaki,K. Amemiya, 01 Jan. 2011, Journal of Physics: Conference Series, 266

  DOI
• Ga⁺ion irradiation-induced changes in magnetic anisotropy of a Pt/Co/Pt thin film studied by X-ray magnetic circular dichroism, K. Amemiya,M. Sakamaki,P. Mazalski,I. Sveklo,Z. Kurant,A. Maziewski,M. O. Liedke,J. Fassbender,A. Wawro,L. T. Baczewski, 28 Jan. 2013, EPJ Web of Conferences, 40

  DOI
• Effect of interface NiO layer on magnetism in Fe/BaTiO3thin film, Masako Sakamaki,Masako Sakamaki,Kenta Amemiya,Kenta Amemiya, Sep. 2018, Japanese Journal of Applied Physics, 57, 0902B9

  DOI
• Manipulation of magnetic properties of ferromagnetic Ni thin films grown on Cu(001) by antiferromagnetic NiO and effects of voltage application, Kenta Amemiya,Kenta Amemiya,Masako Sakamaki,Masako Sakamaki, Sep. 2018, Japanese Journal of Applied Physics, 57, 0902B3

  DOI
• Origin of focused laser irradiation-induced enhancement of perpendicular magnetic anisotropy in Pt/Co/Pt thin films investigated by spatially resolved x-ray absorption spectroscopy, K. Amemiya,K. Amemiya,M. Sakamaki,M. Sakamaki,J. Kisielewski,Z. Kurant,I. Sveklo,M. Tekielak,A. Wawro,A. Maziewski, Sep. 2018, Journal of Applied Physics, 124, 123903

  DOI
• Development of high signal-to-background ratio depth-resolved soft X-ray absorption spectroscopy by fluorescence energy selection, Masako Suzuki-Sakamaki,Kenta Amemiya, Oct. 2018, Japanese Journal of Applied Physics, 57, 120308-1, 120308-4, Scientific journal

  DOI
• Observation of an electric field-induced interface redox reaction and magnetic modification in GdOx/Co thin film by means of depth-resolved X-ray absorption spectroscopy, Masako Sakamaki,Masako Sakamaki,Kenta Amemiya,Kenta Amemiya, Jul. 2018, Physical Chemistry Chemical Physics, 20, 20004, 20009

  DOI
• Effect of electric field on magnetism of ni thin films via antiferromagnetic NiO, Amemiya K,Sakamaki M, 2018, e-Journal of Surface Science and Nanotechnology, 16, 186, 189
• Magnetic Field Dependence of the Canted Spin Moment around the Interface between Ferromagnetic Ni and Antiferromagnetic FeMn Revealed by the Polarized Neutron Reflectivity, K.Amemiya,M.Sakamaki,M.Mizusawa,M.Takeda, 2015, JPS Conf. Proc., 8, 034004-1, 034004-6

  DOI
• Irradiation effect on magnetic properties of FeRh thin films with energetic C60b cluster ion beam, R. Soma,Y. Saitoh,M. Sakamaki,K. Amemiya,A. Iwase,T. Matsui, Jan. 2018, AIP Advances, 8, 056433-1, 056433-4, International conference proceedings

  DOI
• Huge perpendicular magnetic anisotropy of Fe single layer and spin-reorientation transitions observed in Fe/Co/Pd(111) films, ABE H,MIYAWAKI J,SAKO E.O,SAKAMAKI M,AMEMIYA K, Jul. 2008, Phys Rev B Condens Matter Mater Phys, 78, 1, 014424.1-014424.6

  DOI
• K2Cr8O16 predicted as a half-metallic ferromagnet: Scenario for a metal-insulator transition, SAKAMAKI M,KONISHI T,OHTA Y, Jul. 2009, Phys Rev B Condens Matter Mater Phys, 80, 2, 024416.1-024416.6

  DOI
• Observation of disorder-driven carrier localization by Auger resonant Raman scattering in n-type doped ZnO, SAKAMAKI M,KAWAI N,MIKI T,KANEKO T,KONISHI T,FUJIKAWA T,AMEMIYA K,KITAJIMA Y,KATO Y,MURO T,YAMAUCHI H,SAKAI M, Apr. 2011, Phys Rev B Condens Matter Mater Phys, 83, 15, 155210.1-155210.7

  DOI
• In Situ Observation of Magnetic Anisotropy Energy of Alternately Layered FeNi Thin Films, SAKAMAKI Masako,AMEMIYA Kenta, 2012, e-Journal Surf Sci Nanotechnol (Web), 10, 97-99 (J-STAGE)

  DOI
• XAFS and XMCD Spectra at the Surface and Interface of Ultrathin Films Observed by the Depth-Resolved XAFS/XMCD Technique, AMEMIYA Kenta,SAKAMAKI Masako, 2012, e-Journal Surf Sci Nanotechnol (Web), 10, 521-524 (J-STAGE)

  DOI
• Observation of magnetic moments at the interface region in magnetic tunnel junctions using depth-resolved x-ray magnetic circular dichroism, TSUNEGI S,SAKURABA Y,AMEMIYA K,SAKAMAKI M,OZAWA E,SAKUMA A,TAKANASHI K,ANDO Y, May 2012, Phys Rev B Condens Matter Mater Phys, 85, 18, 180408.1-180408.4

  DOI
• Perpendicular magnetic anisotropy in a Pt/Co/Pt ultrathin film arising from a lattice distortion induced by ion irradiation, SAKAMAKI M,AMEMIYA K,LIEDKE M. O,FASSBENDER J,MAZALSKI P,SVEKLO I,MAZIEWSKI A, Jul. 2012, Phys Rev B Condens Matter Mater Phys, 86, 2, 024418.1-024418.5

  DOI
• Effect of structural strain on magnetic anisotropy energy of each element in alternately layered FeNi thin films, SAKAMAKI Masako,AMEMIYA Kenta, Jan. 2013, Phys Rev B Condens Matter Mater Phys, 87, 1, 014428.1-014428.5

  DOI
• Temperature dependence of remanent magnetization of thin films at the interface to a nonmagnetic material: Cu/Ni/Cu(100), AMEMIYA Kenta,SAKAMAKI Masako, Jul. 2013, Phys Rev B Condens Matter Mater Phys, 88, 1, 014401.1-014401.5

  DOI
• Observation of Fe/BaTiO3 Interface State by X-Ray Absorption Spectroscopy, SAKAMAKI Masako,AMEMIYA Kenta, 2015, e-Journal Surf Sci Nanotechnol (Web), 13, 139-142 (J-STAGE)

  DOI
• Voltage-Induced Changes in Magnetism of FeCo/BaTiO3 Thin Films Studied by X-Ray Absorption Spectroscopy, AMEMIYA Kenta,SAKAMAKI Masako, 2015, e-Journal Surf Sci Nanotechnol (Web), 13, 465-468 (J-STAGE)

  DOI
• サイレントマジョリティの声をきく, 鈴木 真粧子, 2020, Physics Education in University, 26, 2, 63, 65
• Observation of Twisted Magnetization at Ferromagnet/Antiferromagnet Interface by Means of Polarized Neutron Reflectivity and Soft X-ray Depth-resolved X-ray Magnetic Circular Dichroism, Amemiya Kenta;Suzuki-Sakamaki Masako, 2019, hamon, 29, 1, 22, 27

MISC

• 22pTD-5 Local Strain and Electronic States of Transparent Semiconductor ZnO and Al-doped ZnO, Sakamaki M,Sakai M,Konishi T,Kitagami M,Kaneko T,Arai H,Fujikawa T,Kitajima Y, 2007, Meeting Abstracts of the Physical Society of Japan, 62, 0
• 23aJA-5 Local structural analysis of Al doped ZnO thin film by using Al K-edge XANES, Miyagawa Y,Ueda M,Sakamaki M,Nagamatsu S,Miki T,Maruyama T,Fujikawa T,Konishi T,Sakai M, 2011, Meeting Abstracts of the Physical Society of Japan, 66, 0

Research Projects

• Apr. 2017, Mar. 2019, Principal investigator, Competitive research funding
• Apr. 2015, Mar. 2017, Principal investigator, Competitive research funding
• Apr. 2015, Mar. 2017, Competitive research funding
• Apr. 2013, Mar. 2016, Competitive research funding